The point at which a child becomes an adolescent is defined by the onset of puberty or by the beginning of the teenage stage. Adolescence is also viewed as ending with the teenage stage. However, in some individuals (particularly females), puberty begins in the preadolescence years.
Grundy County, Illinois. Grundy County is a county located in the U.S. state of Illinois. According to the 2010 census, it has a population of 50,063. Its county seat is Morris. Grundy County is part of the Chicago-Naperville-Elgin, IL-IN-WI Metropolitan Statistical Area.
Welcome. Thank you for your interest in Grundy County! Established in 1841, Grundy County is situated just 80 miles southwest of Chicago. along Interstates 80 and 55. More than 50,000 people call Grundy County âhomeâ. Grundy County measures approximately 430 square miles and is one of Illinoisâ most important, commercial and agricultural counties. The Illinois River along with other streams gives Grundy County about 45 miles of waterways.